Ecobee's New HomeKit-Enabled Smart Thermostat Premium Launches for $249 - MacRumors
Amazon.com: ecobee Smart Thermostat Premium with Siri and Alexa and Built in Air Quality Monitor and Smart Sensor with SmartSensor for Doors and Windows 2-Pack, White
Hands-on: Ecobee unveils Smart Thermostat lineup with air quality monitoring, premium design, more | gagadget.com